KR940023177A - Image correction device of the camcorder - Google Patents

Image correction device of the camcorder Download PDF

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Publication number
KR940023177A
KR940023177A KR1019930003118A KR930003118A KR940023177A KR 940023177 A KR940023177 A KR 940023177A KR 1019930003118 A KR1019930003118 A KR 1019930003118A KR 930003118 A KR930003118 A KR 930003118A KR 940023177 A KR940023177 A KR 940023177A
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KR
South Korea
Prior art keywords
value
representative
storing
address counter
camcorder
Prior art date
Application number
KR1019930003118A
Other languages
Korean (ko)
Other versions
KR970011540B1 (en
Inventor
정한
김영만
홍승표
김기원
박호상
Original Assignee
이헌조
주식회사 금성사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019930003118A priority Critical patent/KR970011540B1/en
Priority to JP6032437A priority patent/JPH0795469A/en
Priority to DE4406837A priority patent/DE4406837A1/en
Priority to CN94102226A priority patent/CN1037311C/en
Publication of KR940023177A publication Critical patent/KR940023177A/en
Priority to US08/742,554 priority patent/US6002431A/en
Application granted granted Critical
Publication of KR970011540B1 publication Critical patent/KR970011540B1/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration by the use of local operators
    • G06T5/70—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/223—Analysis of motion using block-matching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
    • H04N23/681—Motion detection
    • H04N23/6811—Motion detection based on the image signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
    • H04N23/682—Vibration or motion blur correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H04N5/145—Movement estimation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Analysis (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)

Abstract

본 발명은 움직임 벡터 검출을 위한 대표점을 선택하여 캠코더의 영상을 보정할 수 있는 장치에 관한 것으로 입력영상 데이타의 노이즈를 제거하는 필터(1), 데이타중 정확한 특징점을 선택하기 위한 마스크를 행하는 마스크 처리부(5), 매 필드마다 각 움직임 벡터 검출 영역내에서 최대값을 선택하여 그 값의 위치를 대표값으로 결정하는 대표점 결정부(6), 일정 범위의 탐색 영역에서 상관관계를 계산하는 상관관계 계산부(7)를 포함하여 이루어진다.The present invention relates to a device capable of correcting an image of a camcorder by selecting a representative point for motion vector detection. The present invention relates to a filter (1) for removing noise of input image data, and a mask for masking a correct feature point among data. The processor 5 selects a maximum value in each motion vector detection region for each field, and a representative point determination unit 6 for determining the position of the value as a representative value, and a correlation for calculating correlation in a search range of a predetermined range. The relationship calculation part 7 is comprised.

Description

캠코더의 영상 보정 장치Image correction device of the camcorder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명의 움직임 벡터 검출기 구성도, 제4도는 본 발명의 대표점 결정부 실시예를 나타낸 구성도, 제5도는 본 발명의 16개의 움직임 성분 검출 영역과 대표점을 검출하기 위한 설명도.3 is a block diagram of a motion vector detector according to an embodiment of the present invention, FIG. 4 is a block diagram showing an embodiment of a representative point determining unit of the present invention, and FIG. 5 is an explanatory diagram for detecting 16 motion component detection regions and representative points of the present invention. .

Claims (2)

디지탈 입력 영상 데이타의 노이지를 제거하는 필터(1)와, 노이즈가 제거된 영상 데이타중 정확한 특징점을 선택하기 위한 마스크를 행하는 마스크 처리부(5)와, 마스크 처리된 입력 데이타를 받아 매 필드마다 각 움직임 벡터 검출 영역내에서 최대값을 선택하여 그 값의 위치를 대표값으로 결정하는 대표점 결정부(6)와, 상기 마스크 처리된 입력데이타와 결정된 대표점을 입력받아 일정범위의 탐색영역에서 상관관계를 계산하는 상관관계 계산부(7)를 포함하여서 구성된 것을 특징으로 하는 캠코더의 영상 보정장치.A filter (1) for removing noise of digital input image data, a mask processing unit (5) for masking the selection of an accurate feature point from the image data from which noise is removed, and movement of each field in response to the masked input data A representative point determination unit 6 which selects a maximum value in the vector detection area and determines the position of the value as a representative value, and receives the masked input data and the determined representative point and correlates them in a range of search areas. And a correlation calculation unit (7) for calculating the image correcting apparatus of the camcorder. 제1항에 있어서, 상기 대표점 결정부(6)는 마스크 처리부(5)로부터 출력되는 영상 데이타를 일시 저장하는 제1레지스터(8)와, 멀티플렉서의 출력 데이타를 일시 저장하는 제2레지스터(9)와, 상기 제1,2레지스터(8)(9) 출력을 비교하는 비교기(10)와, 상기 비교기(10)에서 비교된 값중 큰 값을 선택받아 상기 제2레지스터(9)에 저장시키는 멀티플렉서(11)와, 로우 어드레스를 계수하는 로우 어드레스 카운터(12)와, 컬럼 어드레스를 계수하는 컬럼 어드레스 카운터(13)와, 선택신호를 내보내는 콘트롤러(14)와, 상기 로우 어드레스 카운터(12)와 컬럼 어드레스 카운터(13)의 출력을 저장하는 대표값 어드레스 저장부(17)와, 상기 멀티플렉서(11)의 출력 데이타와 콘트롤러(14)의 선택신호에 의해 최종적인 최대값을 대표값으로 저장하는 대표값 저장부(18)를 포함하여서 구성된 것을 특징으로 하는 캠코더의 영상 보정장치.2. The representative point determining unit (6) according to claim 1, wherein the representative point determination unit (6) includes a first register (8) for temporarily storing image data output from the mask processing unit (5), and a second register (9) for temporarily storing output data of the multiplexer. ), A comparator 10 for comparing the outputs of the first and second registers 8 and 9, and a multiplexer for selecting and storing a large value among the values compared in the comparator 10 and storing it in the second register 9. (11), a row address counter 12 for counting row addresses, a column address counter 13 for counting column addresses, a controller 14 for sending a selection signal, the row address counter 12, and a column Representative value storing the output of the address counter 13, representative value storing the final maximum value as the representative value by the output data of the multiplexer 11 and the selection signal of the controller 14; Including the storage 18 Image correction device of the camcorder, characterized in that. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930003118A 1993-03-03 1993-03-03 Image correction system for a camcorder KR970011540B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1019930003118A KR970011540B1 (en) 1993-03-03 1993-03-03 Image correction system for a camcorder
JP6032437A JPH0795469A (en) 1993-03-03 1994-03-02 Picture compensation device of camcorder
DE4406837A DE4406837A1 (en) 1993-03-03 1994-03-02 Image correction device and method for a camcorder
CN94102226A CN1037311C (en) 1993-03-03 1994-03-03 Video correction apparatus for camcorder
US08/742,554 US6002431A (en) 1993-03-03 1996-10-28 Video correction apparatus for camcorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930003118A KR970011540B1 (en) 1993-03-03 1993-03-03 Image correction system for a camcorder

Publications (2)

Publication Number Publication Date
KR940023177A true KR940023177A (en) 1994-10-22
KR970011540B1 KR970011540B1 (en) 1997-07-11

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Application Number Title Priority Date Filing Date
KR1019930003118A KR970011540B1 (en) 1993-03-03 1993-03-03 Image correction system for a camcorder

Country Status (4)

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JP (1) JPH0795469A (en)
KR (1) KR970011540B1 (en)
CN (1) CN1037311C (en)
DE (1) DE4406837A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3534551B2 (en) 1996-09-20 2004-06-07 シャープ株式会社 Motion detection device
JP4806584B2 (en) * 2006-04-27 2011-11-02 富士通セミコンダクター株式会社 Image processing method and image processing circuit
JP4804238B2 (en) * 2006-06-20 2011-11-02 三菱電機株式会社 Motion vector detection device
DE112007003664T5 (en) * 2007-09-19 2010-07-22 Thermo King Corporation, Minneapolis Wall construction for an insulated enclosure
JP2010016447A (en) * 2008-07-01 2010-01-21 Mitsubishi Electric Corp Image processing apparatus and method
JP6011569B2 (en) * 2014-03-13 2016-10-19 カシオ計算機株式会社 Imaging apparatus, subject tracking method, and program

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE74219T1 (en) * 1987-06-02 1992-04-15 Siemens Ag METHOD FOR DETERMINING MOTION VECTOR FIELDS FROM DIGITAL IMAGE SEQUENCES.
EP0330269B1 (en) * 1988-02-23 1993-09-22 Koninklijke Philips Electronics N.V. Method of and device for estimating the extent of motion in a picture element of a television picture
US5062056A (en) * 1989-10-18 1991-10-29 Hughes Aircraft Company Apparatus and method for tracking a target
JPH03274870A (en) * 1990-03-24 1991-12-05 Sony Corp Iris controller of video camera

Also Published As

Publication number Publication date
JPH0795469A (en) 1995-04-07
DE4406837A1 (en) 1994-09-08
CN1037311C (en) 1998-02-04
KR970011540B1 (en) 1997-07-11
CN1100248A (en) 1995-03-15

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